localrepo: remove unneeded unpacking of r

localrepo: remove unneeded unpacking of r

This unpacking is unneeded now because previous patches have removed the need
for this method to modify each of these variables in favor of passing the whole
set around to pre/post hook methods of the corresponding context object.

--- a/mercurial/localrepo.py	Tue Apr 22 13:02:38 2014 -0500
+++ b/mercurial/localrepo.py	Tue Apr 22 19:06:37 2014 -0500
@@ -1558,12 +1558,12 @@
 
         r = ctx2._poststatus(ctx1, r, match, listignored, listclean,
                              listunknown)
-        modified, added, removed, deleted, unknown, ignored, clean = r
 
         if reversed:
-            added, removed = removed, added
-
-        r = modified, added, removed, deleted, unknown, ignored, clean
+            # since we are maintaining whether we reversed ctx1 and ctx2 (due
+            # to comparing the workingctx with its parent), we need to switch
+            # back added files (r[1]) and removed files (r[2])
+            r[1], r[2] = r[2], r[1]
 
         if listsubrepos:
             for subpath, sub in scmutil.itersubrepos(ctx1, ctx2):